Silver Coniine - ( Poison Hemlock. This poisonous plant is lower on the scale of deadly poisons than others on this list, but it is included for its historical value. Hemlock was used in Ancient Greece to put prisoners to death. The most famous victim of the poison was Socrates, the father of Western philosophy. The operating chemical in Hemlock is coniine, a neurotoxin whose symptoms include paralysis. ) Supposedly, Socrates' eyes stayed open as his life slipped from him.

Well, that is my deadly poison list. I hope that you never come into contact with any of these lethal substances. But if you do, call 911 immediately (if you are able to) or scream at the top of your lungs for help.